@article{UFA_2013_5_4_a4,
     author = {A. M. Gaisin},
     title = {Minimum of modulus of the sum of {Dirichlet} series converging in a half-plane},
     journal = {Ufa mathematical journal},
     pages = {49--57},
     publisher = {mathdoc},
     volume = {5},
     number = {4},
     year = {2013},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/UFA_2013_5_4_a4/}
}